'use strict';

/* eslint-disable newline-per-chained-call */
const Promise = require('bluebird');
const bhttp = require('bhttp');
const { CookieJar } = Promise.promisifyAll(require('tough-cookie'));
const cheerio = require('cheerio');
const moment = require('moment');

const { matchTags } = require('../tags');

function scrapeLatest(html, site) {
    const $ = cheerio.load(html, { normalizeWhitespace: true });
    const sceneElements = $('.card.card--release').toArray();

    console.log(sceneElements);

    return sceneElements.map((element) => {
        const sceneLinkElement = $(element).find('.card-info__title a');
        const title = sceneLinkElement.attr('title');
        const url = `${site.url}${sceneLinkElement.attr('href')}`;
        const entryId = url.split('/').slice(-3)[0];

        const date = moment.utc($(element).find('.card-info__meta-date').text(), 'MMMM DD, YYYY').toDate();
        const actors = $(element).find('.card-info__cast a').map((actorIndex, actorElement) => $(actorElement).text().trim()).toArray();

        console.log(date, actors, title);

        return {
            url,
            entryId,
            title,
            actors,
            date,
            rating: null,
            site,
        };
    });
}

async function scrapeScene(data, url, site) {
    const {
        id: entryId,
        title,
        description,
    } = data;

    const date = new Date(data.dateReleased);
    const actors = data.actors
        .sort(({ gender: genderA }, { gender: genderB }) => {
            if (genderA === 'female' && genderB === 'male') return -1;
            if (genderA === 'male' && genderB === 'female') return 1;

            return 0;
        })
        .map(actor => actor.name);

    const { likes, dislikes } = data.stats;
    const duration = data.videos.mediabook.length;

    console.log(data);

    const rawTags = data.tags.map(tag => tag.name);
    const tags = await matchTags(rawTags);

    return {
        url,
        entryId,
        title,
        description,
        actors,
        date,
        duration,
        tags,
        rating: {
            likes,
            dislikes,
        },
        site,
    };
}

async function fetchLatest(site, page = 1) {
    const res = await bhttp.get(`https://www.realitykings.com/tour/videos/${site.name.replace(/\s+/g, '-').toLowerCase()}/all-categories/all-time/recent/${page}`);

    return scrapeLatest(res.body.toString(), site);
}

async function fetchScene(url, site) {
    if (site.isFallback || (site.parameters && site.parameters.altLayout)) {
        throw new Error('Cannot fetch scene details from this resource');
    }

    const entryId = url.split('/').slice(-1)[0];

    const cookieJar = new CookieJar();
    const session = bhttp.session({ cookieJar });

    await session.get(url);

    const cookies = await cookieJar.getCookieStringAsync(url);
    const instanceToken = cookies.split(';')[0].split('=')[1];

    const res = await session.get(`https://site-api.project1service.com/v2/releases/${entryId}`, {
        headers: {
            Instance: instanceToken,
        },
    });

    return scrapeScene(res.body.result.parent || res.body.result, url, site);
}

module.exports = {
    fetchLatest,
    fetchScene,
};